EDM US on Instagram: "The moment Swedish House Mafia knew Don’t You Worry Child was ready to launch to the world in 2012 This moment show Axwell and Sebastian Ingrosso back in 2012 listening to Dont You Worry Child before its release. When the track was played between the members they felt right away that it was something different. The melody the lyrics and the emotion made it clear that this song was ready to represent a big moment for the group. With vocals by John Martin the track connected